PISTON-TYPE HORIZONTAL CHECK VALVE IN CAST STEEL

CHARACTERISTICS

Conical closure, allowing perfect laying of the sealing piston;

Construction according to ANSI and ASTM;

Face to Face (L) according to ANSI B 16.10;

Flanges Standard ASTM B 16.5.

Service Work – Class 150 lbs

Steam at 297°C -> 10 bar (150 lbf/in)

Water, oil and gas at 40°C -> 19 bar (285 lbf/in)

Service Work – Class 300 lbs

ASTM A 216 Gr. WCB Steam at 449°C -> 20.7 bar (300 lbf/in)

Water, oil and gas at 40°C -> 51,0 bar (740 lbf/in)

ASTM A 351 Gr. CF8 Steam at 560°C -> 20.7 bar (300 lbf/in)

Water, oil and gas at 40°C -> 49,6 bar (720 lbf/in)

ASTM A 351 Gr. CF8M Steam at 607°C -> 20.7 bar (300 lbf/in)

Water, oil and gas at 40°C -> 49,6 bar (720 lbf/in)

Service Work – Class 600 lbs

ASTM A 216 Gr. WCB Steam at 449°C -> 41.3 bar (600 lbf/in)

Water, oil and gas at 40°C -> 102,0 bar (1.480 lbf/in)

ASTM A 351 Gr. CF8 Steam at 560°C -> 41.3 bar (600 lbf/in)

Water, oil and gas at 40°C -> 99,3 bar (1.440 lbf/in)

ASTM A 351 Gr. CF8M Steam at 607°C -> 41.3 bar (600 lbf/in)

Water, oil and gas at 40°C -> 99,3 bar (1.440 lbf/in)

Components

1 – Hex. Nut

2 – Cap

3 – Joint

4 – Piston

5 – Ring (seat)

6 – Body

Table of weights/dimensions